This M18 x 104mm hex head cap screw, crafted from high-grade 304 stainless steel, offers superior corrosion resistance and exceptional durability for critical fastening applications. Engineered for precision and reliability.
| Standard | DIN 933 |
| Material | 304 Stainless Steel |
| Finish | Black Oxide |
| Grade | N/A |
| Size | M18 |
| Length | 104mm |
| Head Width | 29mm |
Manufactured under strict quality controls, this M18 x 104mm hex head cap screw features a nominal diameter of 18mm and a length of 104mm, with a substantial 29mm across the hex head for optimal torque application. Constructed from premium 304 stainless steel, it provides excellent resistance to rust and corrosion, making it ideal for environments exposed to moisture or aggressive chemicals. Its robust design ensures high tensile strength and shear strength, suitable for load-bearing assemblies in marine, food processing, and general industrial settings. Complies with relevant ISO and DIN standards for consistent performance.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate wrench or socket for the 29mm hex head. 2. Thread the M18 x 104mm screw into the pre-tapped hole or with a compatible nut. 3. Tighten to the specified torque using a calibrated torque wrench, ensuring proper engagement of threads.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | DIN 933 |
| Tensile Strength | 75,000 psi (515 MPa) |
| Yield Strength | 30,000 psi (205 MPa) |
| Elongation in 2 in. | 40% min |
| Hardness | Rockwell B95 max |
| Carbon (C) | 0.08% max |
| Chromium (Cr) | 18.0 - 20.0% |
| Nickel (Ni) | 8.0 - 10.5% |
| Manganese (Mn) | 2.00% max |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M18 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M18 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Good |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening the screw, which can strip the threads or compromise the material strength. | Utilize a calibrated torque wrench and adhere to recommended torque values for the specific application and mating components. |
| Using the wrong size wrench, leading to cam-out and damage to the hex head. | Ensure the wrench or socket fully engages the 29mm hex head without play. |
A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.
A: Structural fastening in marine environments, Food and beverage processing equipment assembly, Chemical plant infrastructure and machinery.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||